Porsche 911 MOT Results

Registered in 2001
78.0% pass rate
from 1,761 tests in 2020
(54% better than other 2001 cars)
Pass rate by mileage
Failure rates by item

Here you can drill down into the failure rates for each item on the test. We've also compared the rates to the average results for 2001 cars and highlighted areas where the Porsche 911 is unusually good or bad.

  • 8.8% fail on Lamps, reflectors and electrical equipment (55% better than other 2001 cars)
    • 2.3% fail on Headlamp aim (48% better than other 2001 cars)
      • 2.2% fail on Headlamp aim (49% better than other 2001 cars)
      • 0.17% fail on Headlamp aim not tested
    • 2.1% fail on Headlamps (56% better than other 2001 cars)
      • 1.7% fail on Headlamp (61% better than other 2001 cars)
      • 0.28% fail on Headlamp levelling device
      • 0.11% fail on Dipswitch
    • 1.7% fail on Position lamps (46% better than other 2001 cars)
      • 1.7% fail on Position lamp (45% better than other 2001 cars)
    • 1.6% fail on Direction indicators
      • 1.6% fail on Flashing type
        • 0.97% fail on Individual direction indicators
        • 0.57% fail on Side repeaters
        • 0.17% fail on All direction indicators
        • 0.057% fail on Switch
    • 1.1% fail on Registration plate lamp(s) (55% better than other 2001 cars)
    • 1.0% fail on Stop lamp (81% better than other 2001 cars)
    • 0.74% fail on Front and rear fog lamps (49% better than other 2001 cars)
      • 0.74% fail on Rear fog lamp (49% better than other 2001 cars)
        • 0.74% fail on Rear fog lamp
    • 0.23% fail on Electrical equipment (78% better than other 2001 cars)
      • 0.17% fail on Horn
      • 0.057% fail on Battery(ies)
    • 0.11% fail on Mandatory tell-tales
      • 0.11% fail on Rear fog lamp tell-tale
  • 5.1% fail on Brakes (67% better than other 2001 cars)
    • 3.1% fail on Rigid brake pipes
    • 1.4% fail on Brake performance (83% better than other 2001 cars)
      • 0.91% fail on Parking brake efficiency (sp) (79% better than other 2001 cars)
        • 0.62% fail on Rbt (sp) (85% better than other 2001 cars)
        • 0.28% fail on Decelerometer (sp)
      • 0.34% fail on Parking brake performance (81% better than other 2001 cars)
        • 0.34% fail on Rbt (80% better than other 2001 cars)
          • 0.34% fail on Parking brake performance (77% better than other 2001 cars)
      • 0.23% fail on Brake performance not tested
      • 0.23% fail on Service Brake Efficiency (sp) (90% better than other 2001 cars)
        • 0.17% fail on Rbt (sp) (93% better than other 2001 cars)
          • 0.17% fail on Service brake performance (82% better than other 2001 cars)
        • 0.057% fail on Decelerometer (sp)
      • 0.17% fail on Service brake performance (95% better than other 2001 cars)
        • 0.17% fail on Rbt (95% better than other 2001 cars)
          • 0.11% fail on Service brake performance (96% better than other 2001 cars)
          • 0.057% fail on Service brake imbalance
    • 1.2% fail on Mechanical brake components (63% better than other 2001 cars)
      • 0.97% fail on Brake discs and drums
        • 0.91% fail on Brake discs
        • 0.057% fail on Brake drums
      • 0.23% fail on Brake linings and pads (89% better than other 2001 cars)
        • 0.23% fail on Brake pads (89% better than other 2001 cars)
    • 0.45% fail on ABS / EBS / ESC (73% better than other 2001 cars)
      • 0.34% fail on Anti-lock braking system (77% better than other 2001 cars)
      • 0.17% fail on Electronic stability control
    • 0.057% fail on Service brake pedal or hand lever
      • 0.057% fail on Pedal
    • 0.057% fail on Hydraulic systems
      • 0.057% fail on Brake fluid
    • 0.057% fail on Brake actuators (including spring brakes or hydraulic cylinders)
      • 0.057% fail on Hydraulic brake callipers
  • 4.5% fail on Body, chassis, structure (58% better than other 2001 cars)
    • 2.7% fail on Transmission (30% better than other 2001 cars)
      • 2.4% fail on Drive shafts (33% better than other 2001 cars)
        • 2.4% fail on Joints (33% better than other 2001 cars)
      • 0.23% fail on Prop shafts
        • 0.23% fail on Joints
      • 0.057% fail on Belts
    • 1.2% fail on Exhaust system (69% better than other 2001 cars)
    • 0.45% fail on Fuel system
      • 0.45% fail on Fuel cap/sealing device
    • 0.17% fail on Doors
      • 0.11% fail on Driver's door
        • 0.11% fail on Door condition
      • 0.057% fail on Front passenger's door
        • 0.057% fail on Door condition
    • 0.057% fail on Bumpers
    • 0.057% fail on Seats
      • 0.057% fail on Passenger's seat
  • 3.6% fail on Suspension (80% better than other 2001 cars)
    • 1.6% fail on Anti-roll bars (68% better than other 2001 cars)
      • 0.80% fail on Linkage ball joint dust cover
      • 0.28% fail on Ball joint dust cover
      • 0.23% fail on Linkage ball joints (84% better than other 2001 cars)
      • 0.17% fail on Ball joint
      • 0.11% fail on Pins and bushes
      • 0.057% fail on Linkage
    • 0.85% fail on Suspension arms (86% better than other 2001 cars)
      • 0.45% fail on Ball joint (83% better than other 2001 cars)
      • 0.34% fail on Ball joint dust cover
      • 0.057% fail on Pins and bushes
    • 0.51% fail on Springs (83% better than other 2001 cars)
      • 0.51% fail on Coil springs (83% better than other 2001 cars)
        • 0.51% fail on Coil spring (83% better than other 2001 cars)
    • 0.51% fail on Shock absorbers (64% better than other 2001 cars)
    • 0.11% fail on Component mounting prescribed areas (97% better than other 2001 cars)
    • 0.057% fail on Wheel bearings
    • 0.057% fail on Macpherson strut
      • 0.057% fail on Macpherson strut
    • 0.057% fail on Other suspension component
      • 0.057% fail on Ball joint
    • 0.057% fail on Air/gas/fluid suspension
      • 0.057% fail on Suspension unit
  • 3.4% fail on Tyres (51% better than other 2001 cars)
    • 2.3% fail on Tread depth (47% better than other 2001 cars)
    • 1.2% fail on Condition (55% better than other 2001 cars)
  • 2.9% fail on Visibility (66% better than other 2001 cars)
    • 1.6% fail on Washers (57% better than other 2001 cars)
    • 1.5% fail on Wipers (68% better than other 2001 cars)
    • 0.11% fail on Bonnet
    • 0.057% fail on Condition of glass
      • 0.057% fail on Windscreen
  • 2.8% fail on Noise, emissions and leaks (67% better than other 2001 cars)
    • 2.8% fail on Exhaust emissions (65% better than other 2001 cars)
      • 2.8% fail on Spark ignition (61% better than other 2001 cars)
        • 2.2% fail on Catalyst emissions (39% better than other 2001 cars)
        • 0.57% fail on Emissions not tested
        • 0.23% fail on Malfunction indicator lamp (93% better than other 2001 cars)
    • 0.11% fail on Fluid leaks (85% better than other 2001 cars)
      • 0.057% fail on Engine oil leaks
      • 0.057% fail on Other leaks
  • 1.0% fail on Identification of the vehicle
    • 1.0% fail on Registration plates
  • 0.85% fail on Steering (80% better than other 2001 cars)
    • 0.74% fail on Steering linkage components (74% better than other 2001 cars)
      • 0.68% fail on Track rod end (73% better than other 2001 cars)
      • 0.057% fail on Ball joint
    • 0.057% fail on Power steering
      • 0.057% fail on Pump
    • 0.057% fail on Steering play
      • 0.057% fail on Steering rack
  • 0.51% fail on Seat belts and supplementary restraint systems (87% better than other 2001 cars)
    • 0.45% fail on SRS malfunction indicator lamp (69% better than other 2001 cars)
    • 0.057% fail on Seat belts
      • 0.057% fail on Condition
  • 0.17% fail on Road Wheels
    • 0.11% fail on Attachment
    • 0.057% fail on Condition

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